Soil agitator



FIG. 1 is a perspective view of the soil agitator;

FIG. 2 is an elevational view of the soil agitator;

FIG. 3 is a top plan view of the soil agitator; and,

FIG. 4 is a bottom view of the soil agitator. 

CLAIM The ornamental design for a soil agitator, shown and described. 